Use any model you choose to solve the story problem. the pet store owner uses one dose of algae solution in the aquarium for each gallon of water. how many doses will the owner need to put in his 10-gallon aquarium?

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?